Windows Store is now open for paid apps, company accounts
After the release to RTM of Windows 8 and the Visual Studio 2012 and .NET 4.5 Complete – comes the windows store. Currently only companies qualify through account registration, which includes an account verification process can use the store. Individual looking to submit apps to the Store still have to wait.
On August 15 MSDN subscribers will be able to download Windows 8 using their subscription.
More info here